<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org"
        xmlns:sec="http://www.thymeleaf.org/thymleaf-extras-springsecurity3">
<meta charset="UTF-8" />
<head>
    <title>登录页面</title>
</head>

<body>
    <div th:if="${param.error}">账号密码错误</div>
    <div th:if="${param.logout}">已注销</div>

    <form th:action="@{/login}" method="post">
        <div><label>账号：<input type="text" name="username"/></label></div>
        <div><label>密码：<input type="password" name="password"/></label></div>
        <div><input type="submit" value="登录"/></div>
    </form>
</body>
</html>